Animal Phyla/Echiura

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A spoon worm of the family Bonelliidae.
  • Echiura
  • Name Meaning: Spine tail
  • English Common Name: Spoon worms
  • Major distinguishing characteristics: Set of hooks at posterior end
  • Approximate number of species described: about 140

Natural History[edit | edit source]

Taxonomy[edit | edit source]

Anatomy[edit | edit source]

The Fossil Record[edit | edit source]

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